CompTIA N10-005 Online Practice Questions and Exam Preparation

CompTIA N10-005 Online Questions & Answers

• Question 291:

  A cable with visible space between the ends of the copper wires and the RJ-45 connector will cause which of the following problems to occur?

  A. EMI
  B. Short
  C. Reversed TXRX
  D. dB loss
  B. Short

• Question 292:

  A technician is troubleshooting a computer that will not connect to the Internet. The PC is connected to the network. Which of the following tools should the technician use FIRST to understand the NIC configuration?

  A. Protocol analyzer
  B. ipconfig
  C. nslookup
  D. tracert
  B. ipconfig

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  ipconfig is a commmand line utility available on all versions of Microsoft Windows starting with Windows NT. ipconfig is designed to be run from the Windows command prompt. This utility allows you to get the IP address information of a Windows computer. It also allows some control over active TCP/IP connections. ipconfig is an alternative to the older 'winipcfg' utility.

• Question 293:

  A technician, Joe, visits a site that has reported a network down emergency. He immediately reboots the switches and the router since the network is down. Which he following network troubleshooting methodology steps should Joe have performed FIRST?

  A. Determine if anything has changed
  B. Once a theory is confirmed determine the next step is to resolve the problem
  C. Implement the solution or escalate as necessary
  D. Question the obvious
  A. Determine if anything has changed

• Question 294:

  Which of the following is the MAXIMUM data transmission rate of 802.11a?

  A. 8Mbps
  B. 11Mbps
  C. 54Mbps
  D. 107Mbps
  C. 54Mbps

• Question 295:

  A client has just leased a new office space in a busy commercial building and would like to install a wireless network. Several other tenants are on the same floor.

  Multiple wireless networks are present in the building.

  Which of the following can be changed on the client's wireless network to help ensure that interference from other wireless networks is at a minimum?

  A. WPA encryption key selection
  B. Channel selection
  C. Antenna types
  D. Disable SSID
  B. Channel selection

• Question 296:

  An administrator notices that a computer on the network is unable to reach any of the servers by hostname. The computer has connectivity to the network and is able to ping all the devices by IP address. Which of the following can cause the error?

  A. The workstation has a duplicate IP address.
  B. The workstation has been assigned to the wrong VLAN.
  C. The workstation has the wrong gateway configured.
  D. The workstation has the wrong DNS configured.
  D. The workstation has the wrong DNS configured.

• Question 297:

  After a network technician has added a new workstation and cabling to the network, users report the network is very slow. The activity lights on all switches are blinking rapidly, showing large amounts of traffic. Which of the following is the BEST explanation for the traffic?

  A. The new user is downloading large files.
  B. The router failed, flooding the network with beacons.
  C. The new user's IP address is a duplicate.
  D. A switching loop was created.
  D. A switching loop was created.

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  Switching loop or Bridge loop occurs in computer networks when there is more than one Layer 2 (OSI model) path between two endpoints (e.g. multiple connections between two network switches or two ports on the same switch connected to each other). The loop creates broadcast radiation as broadcasts and multicasts are forwarded by switches out every port, the switch or switches will repeatedly rebroadcast the broadcast messages flooding the network.

• Question 298:

  An administrator has set up a NIPS and connected it to the same switch as the internal firewall interface and the internal router. The device, however, only detects traffic from itself to the firewall or router. Which of the following explains why additional corporate traffic cannot be detected?

  A. The spanning tree protocol is preventing the traffic.
  B. Port Mirroring is set up incorrectly.
  C. The switch needs to be a layer 3 switch.
  D. The traffic is in a classless IP range and not classful IP range.
  B. Port Mirroring is set up incorrectly.

• Question 299:

  A technician is tasked with rewiring a CAT5e SOHO network with 10 existing computers. The users are currently running at 100 Mbps and would like to be upgraded to 1000 Mbps. Which of the following should the technician do FIRST?

  A. Upgrade the existing computers
  B. Purchase a new 802.11ac access point and install.
  C. Install CAT6 wiring for the SOHO network
  D. Verify the network cards can support 1Gbps
  D. Verify the network cards can support 1Gbps

• Question 300:

  An administrator wants to translate an internal workstation name to an IP address. Which of the following commands would be used?

  A. ifconfig
  B. nslookup
  C. netstat
  D. ipconfig
  B. nslookup